Deactivate dummy dashboard (enable it again if you are developing but please do not push in develop branch)
Fix an error division per zero when cache doesn't provide correct value. That's the case when using APC on Zend Server. It doesn't implement APC correctly, it's just an "empty box".
Merge branch 'develop' of https://github.com/magento-hackathon/Hackathon_MageMonitoring into develop
Merge branch 'develop' of https://github.com/magento-hackathon/Hackathon_MageMonitoring into develop

Conflicts:
	app/code/community/Hackathon/MageMonitoring/Block/System/Overview/Read/Tabs.php
	app/code/community/Hackathon/MageMonitoring/Model/Widget/CacheStat/Abstract.php
Merge branch 'develop' of https://github.com/magento-hackathon/Hackathon_MageMonitoring into develop